安夫虫,双凹虫

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(140) / 评论(0) 分类 2015年Scientific American(一)月

A nightlight may keep those monsters under the bed. But it may also open the door to the blues. Because a new study reveals that animals exposed to light all night long show signs of clinical depression. If you have access to electricity, you no doub

发表于:2018-12-24 / 阅读(140) / 评论(0) 分类 Scientific American(十)月

DAVID GREENE, HOST: I mean, let's listen to this. (SOUNDBITE OF TV SHOW, STAR TREK: THE ORIGINAL SERIES) JAMES DOOHAN: (As Captain Montgomery Scott) Ready to transport. WILLIAM SHATNER: (As Captain James T. Kirk) Energize. D. GREENE: Yes, the familia

发表于:2019-01-16 / 阅读(169) / 评论(0) 分类 2017年NPR美国国家公共电台7月

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(147) / 评论(0) 分类 TED演讲教育篇
学英语单词
arraignments
auto-urotherapy
average fuel duty
baram
be bad for business
be one of a kind
bird's foot
blocklong
breachful
call-box
Carms.
chance variable
chip-breaker groove width
Chistogorskiy
clummen
compound teratoma
contact absorption
containment policy
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crossandra infundibuliformis
crystal chandelier
display scale
dove tree?
drive light
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emulsified mixture
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ependenoma
esotrophy
filmic
fire -extinguishing bullet
forestallments
galactosaemias
galagids
garlic chive
granulocyte-macrophage colony-stimulating factor
grsos
Hassin's syndrome
hip hop
holding it
hradec
hydro-steam ejector pump
Icy Strait
illustration software
innocence or guiltiness
jordans
late-february
lattice girder
lolla
long period seismograph
lonn
made a stir
major construction fund of energy resources and transportation
malaysian monetary units
master picture monitor
media-based
membrance potential
metabolic antagonism
mud draining
multirange voltmeter
neapolis
neoclassicistic
non-humanness
noroxylin
numerical algorithm library
ocean colo(u)r scanner
Oreganza
over-all
parition
penalty mark
phyllosticta yanagawana togashi
poppe-holy
porvoos
pricing mechanism
pterocarpine
put-ups
Puxton
pyrotechnian
quartz-gabbro
ra.obs.
rabbet line
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scissor leg
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Siegburgite
sodium alkyl sulphate
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Ste4p
styrene-acrylonitrile resin
Swertia L.
Terni
test schedule
ticket sorting and issuing equipment
unsavourily
unting
West Glamorgan
Wittorf